Reference methods for marine radioactivity studies : sampling techniques and analytical procedures for the determination of selected radionuclides and their stable counterparts I : strontium, caesium, cerium, cobalt, zinc and others
Report of Marine Turtle Survey in Tucson, Hawaii, Tahiti, Western Samoa, American Samoa and New Caledonia (7 September - 19 October 1970) / by H.F. Hirth